4280451220

素因数分解:

$2^2\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{196171}}^1$

素因数の和:197271

約数の個数: 24

約数和(自身を含む): 8997232608

約数和(自身を除く): 4716781388

約数列:

[1, 2, 4, 5, 10, 20, 1091, 2182, 4364, 5455, 10910, 21820, 196171, 392342, 784684, 980855, 1961710, 3923420, 214022561, 428045122, 856090244, 1070112805, 2140225610, 4280451220]

約数ペア:

[(1, 4280451220), (2, 2140225610), (4, 1070112805), (5, 856090244), (10, 428045122), (20, 214022561), (1091, 3923420), (2182, 1961710), (4364, 980855), (5455, 784684), (10910, 392342), (21820, 196171)]